Vue3 auto import ref reactive...😋

npm i unplugin-auto-import -D

• vite.config.js

import { defineConfig } from 'vite';
import vue from '@vitejs/plugin-vue';
import AutoImport from 'unplugin-auto-import/vite';
 
export default defineConfig({
  plugins: [
    vue(),
    AutoImport({
      // auto import Vue function,example:ref, reactive ...
      imports: ['vue', 'vue-router'],
    }),
  ],
});

Q : typescript ERROR：‘reactive’ is not defined.

A : Configure and generate auto-imports.d.ts in vite ,import in tsconfig.json

• vite.config.js

export default defineConfig({
  plugins: [
    vue(),
    AutoImport({
     // auto import Vue function,example:ref, reactive ...
      imports: ['vue'],
      // generate an automatically imported TS declaration file
       dts: "/auto-import.d.ts", 
    }),
  ],
});

• tsconfig.json

{
     "include": [
        "src/**/*.d.ts",
        "./*.d.ts",
        "./auto-imports.d.ts" // import the configuration file generated in the previous step
      ],
}

Q: eslint error ‘reactive’ is not defined no-undef

A: automatically import the corresponding eslint rules without configuration, generate the corresponding. eslintrc auto import. json configuration file through the configuration in autoimport, and introduce it in. eslintrc

• vite.config.js

{
    // ......
     AutoImport({
      imports: ["vue"],
      dts: "/auto-import.d.ts",
      eslintrc: {
        enabled: true,  // 1. Change to true for generating eslint configuration. 2. Change back to false after generation to avoid duplicate generation
      },
    }),
}

• .eslintrc.js

extends: [
   "./.eslintrc-auto-import.json",
 ],